The Astrology Sourcebook, by Shirley Soffer (Lowell House, 1998).
Cosmos and Psyche, by Richard Tarnas (Viking Penguin, 2006).
The Gods of Change, by Howard Sasportas (Arkana/Penguin Group, 1989).
Images of Soul: Reimagining Astrology, by Hadley Fitzgerald, and Judith Harte (Iris & Acorn Press, 2014).
The Inner Sky and The Changing Sky, by Steven Forrest (Seven Paws Press, 2007 and 2008).
Making the Gods Work for You: The Astrological Language of the Psyche, by Caroline W. Casey (Harmony Books, 1998).
Planetary Cycles, by Betty Lundsted Samuel (Weiser, Inc., 1984).
Secrets from a Stargazer's Notebook, by Debbi Kempton-Smith (Topquark Press, 1999).
Astrology, Karma, and Transformation, by Stephen Arroyo (CRCS Publications, 1992).
Saturn: A New Look at an Old Devil, by Liz Green (Red Wheel/Weiser, 1976).
Saturn Cycles: Mapping Changes in Your Life, by Wendell C. Perry (Llewellyn, 2009).
Saturn Returns: The Private Papers of a Reluctant Astrologer, by Elizabeth Spring (self-published, 2011).
The Age of Miracles: Embracing the New Midlife, by Marianne Williamson (Hay House, 2008).
The Art of Stillness: Adventures in Going Nowhere, by Pico Iyer (Simon & Schuster/TED, 2014).
The Astrology of Midlife and Aging, by Erin Sullivan (Jeremy P. Tarcher/Penguin, 2005).
Broken Open: How Difficult Times Can Help Us Grow, by Elizabeth Lesser (Villard, 2004).
The Dark Side of the Light Chasers, by Debbie Ford (Riverhead Books, 1998).
In Midlife: Finding Meaning in the Second Half of Life, by James Hollis (Gotham Books, 2006).
Passages: Predictable Crises of Adult Life, by Gail Sheehy (Bantam Books, 1976).
The Second Half of Life: Opening the Eight Gates of Wisdom, by Angeles Arrien (Sounds True, 2005).
The Way of Transition, by William Bridges (Perseus Publishing, 2001).
When Things Fall Apart, by Pema Chödrön (Shambala, 2000).
Chiron: The Healing Journey, by Melanie Reinhart (Starwalker Press, 2009).
Facing Our Fifties, by Peter A. O'Connor (Allen & Unwin, 2000).
The Gifts of Imperfection, by Brene Brown (Hazelden, 2010).
The Liquid Light of Sex: Kundalini, Astrology, and the Key Life Transitions, by Barbara Hand Clow (Bear & Company, 1991).
My Time: Making the Most of the Bonus Decades after Fifty, by Abigail Trafford (Basic Books, 2004).
Revolution from Within, by Gloria Steinem (Little, Brown and Company, 1992).
The Wisdom of Menopause, by Christiane Northrup, MD (Bantam Books, 2001).
Age-ing to Sage-ing: A Profound New Vision of Growing Older, by Zalman Schachter-Shalomi, and Ronald S. Miller (Warner Books, 1995).
Conscious Living, Conscious Aging, by Ron Pevny (Atria Books/Beyond Words, 2014).
Finding Meaning in the Second Half of Life, by James Hollis (Penguin Group, 2006).
Prime Time: Love, Health, Sex, Fitness, Friendship, Spirit, by Jane Fonda (Random House, 2011).
Thrive: The Third Metric to Redefining Success and Creating a Life of Well-Being, Wisdom, and Wonder, by Arianna Huffington (Harmony Books, 2014).
Crones Don't Whine, by Jean Shinola Bolen (Conari Press, 2003).
The Goddesses in Older Women: Archetypes in Women over Fifty, by Jean Shinoda Bolen (Quill/Harper Collins, 2001).
How to Age, by Anne Karpf (Macmillan, 2014).
Moving Beyond Words, by Gloria Steinem (Simon & Schuster, 1994).
Still Foolin' 'Em: Where I've Been, Where I'm Going, and Where the Hell Are My Keys? by Billy Crystal (St. Martin's Press, 2014).
Still Here: Embracing Aging, Changing, and Dying, by Ram Dass (Riverhead Books, 2000).
Aging Well, by George Valliant, MD (Little Brown and Company, 2003).
At Seventy, by May Sarton (W. W. Norton & Company, 1984).
The Creative Age: Awakening Human Potential in the Second Half of Life, by Gene D. Cohen, MD (Quill/Harper Collins, 2000).
Goddesses Never Age, by Christiane Northrup (Hay House, 2015).
It Takes a Long Time to Become Young, by Richard Kehl (Darling & Company, 2008).
The Journey through Cancer, by Jeremy Geffen, MD (Harmony, 2006).
The Mind Body Code: How to Change the Beliefs that Limit Your Health, Longevity, and Success, by Dr. Mario Martinez (Sounds True, 2014).
Super Brain, by Deepak Chopra, MD, and Rudolph E. Tanzi, PhD (Three Rivers Press, 2012).
When Food Is Love, by Geneen Roth (Penguin Group, 1992).
You Can Heal Your Life, by Louise Hay (Hay House, 1984).
Anam Cara: A Book of Celtic Wisdom, by John O'Donohue (Harper Perennial, 1997).
Fate and Destiny: The Two Agreements of the Soul, by Michael Meade (GreenFire Press, 2012).
The Gift of Years, by Joan Chittister (Blue Bridge, 2008).
I'll Drink to That, by Betty Halbreich (Penguin Press, 2014).
The Lavender Lace Bra: Wisdom Thoughts on Aging Beautifully, by Ilene Cummings (self-published, 2009).
The Measure of My Days, by Florida Scott-Maxwell (Alfred A. Knopf, 1968).
Memories, Dreams, Reflections, by C. G. Jung (Vintage Books, 1989).
My Life on the Road, by Gloria Steinem (Random House, 2015).
You're Not Old until You're Ninety, by Rebecca Latimer (Blue Dolphin Publishing, 1996).
The Crown of Age: The Rewards of Conscious Aging, by Marion Woodman.
The Dangerous Old Woman, by Clarissa Pinkola Estés, PhD.
Finding Genius in Your Life, by Michael Meade.
Midlife and the Great Unknown, by David Whyte.
Seeing in the Dark, by Clarissa Pinkola Estés, PhD.
Diana Vreeland: The Eye Has to Travel
Fierce Grace
Harold and Maude
Iris (a documentary about Iris Apfel)